---> uname -a: Linux prd-centos8-builder-2c-4g-1159.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 490 936 17 2238 2896 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:cf:a6:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.246/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85750sec preferred_lft 85750sec inet6 fe80::f816:3eff:fecf:a6a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/26/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 55.46 6.33 49.13 927.42 5300.83 01:07:01 AM 61.02 0.73 60.29 202.10 8412.00 01:08:01 AM 43.09 0.55 42.54 66.91 12634.06 01:09:01 AM 32.91 0.05 32.86 1.33 4088.10 01:10:01 AM 25.17 0.20 24.98 32.39 4605.03 01:11:01 AM 14.66 0.03 14.63 1.73 369.19 01:12:01 AM 12.13 0.00 12.13 0.00 434.11 01:13:01 AM 7.43 0.00 7.43 0.00 203.77 01:14:01 AM 31.11 11.21 19.89 394.27 753.23 Average: 31.44 2.12 29.32 180.69 4088.92 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1400012 3045408 2353664 62.70 2104 1813984 585456 12.19 135156 1929568 136612 01:07:01 AM 1082044 2981180 2671632 71.17 2104 2058768 625240 13.02 138048 2210024 180180 01:08:01 AM 865688 2917412 2887988 76.94 2104 2210132 684064 14.24 154000 2404932 69632 01:09:01 AM 866000 2870644 2887676 76.93 2104 2163116 725156 15.10 178616 2377140 57496 01:10:01 AM 992064 2982260 2761612 73.57 2104 2147968 619108 12.89 216236 2211596 6224 01:11:01 AM 984628 2977012 2769048 73.77 2104 2150292 621840 12.95 217768 2219140 8504 01:12:01 AM 992788 2983040 2760888 73.55 2104 2148024 614472 12.80 218036 2209056 4 01:13:01 AM 956764 2949288 2796912 74.51 2104 2150396 645716 13.45 218324 2246424 8600 01:14:01 AM 996160 2999928 2757516 73.46 2104 2161088 592640 12.34 409624 2014704 7384 Average: 1015128 2967352 2738548 72.96 2104 2111530 634855 13.22 209534 2202509 52737 01:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 44.80 37.82 860.43 5.23 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 61.84 54.24 920.17 6.87 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 43.30 38.72 735.64 5.88 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 8.15 8.30 8.08 3.50 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 7.65 8.66 8.75 3.07 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 9.83 10.65 5.24 4.69 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 6.45 6.95 4.87 2.30 0.00 0.00 0.00 0.00 01:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 AM eth0 7.52 7.67 5.83 2.22 0.00 0.00 0.00 0.00 01:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 AM eth0 17.54 15.38 15.53 6.82 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.01 20.93 284.95 4.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/26/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 24.71 0.00 3.58 1.75 0.08 69.88 01:06:01 AM 0 21.42 0.00 2.82 1.55 0.07 74.14 01:06:01 AM 1 28.00 0.00 4.34 1.95 0.08 65.63 01:07:01 AM all 23.54 0.00 3.31 1.69 0.08 71.38 01:07:01 AM 0 10.41 0.00 2.34 1.86 0.07 85.33 01:07:01 AM 1 36.64 0.00 4.29 1.52 0.10 57.45 01:08:01 AM all 29.67 0.00 2.90 1.60 0.10 65.73 01:08:01 AM 0 14.74 0.00 2.25 1.25 0.08 81.67 01:08:01 AM 1 44.61 0.00 3.54 1.95 0.12 49.78 01:09:01 AM all 25.90 0.00 2.37 0.87 0.08 70.78 01:09:01 AM 0 9.56 0.00 1.74 0.28 0.05 88.37 01:09:01 AM 1 42.24 0.00 3.00 1.45 0.10 53.21 01:10:01 AM all 21.31 0.00 2.27 0.73 0.07 75.62 01:10:01 AM 0 24.18 0.00 2.69 1.04 0.08 72.01 01:10:01 AM 1 18.44 0.00 1.85 0.43 0.05 79.23 01:11:01 AM all 23.19 0.00 1.71 0.38 0.08 74.65 01:11:01 AM 0 19.62 0.00 1.84 0.53 0.07 77.94 01:11:01 AM 1 26.75 0.00 1.58 0.22 0.08 71.37 01:12:01 AM all 17.34 0.00 0.97 0.17 0.05 81.47 01:12:01 AM 0 12.23 0.00 0.85 0.32 0.05 86.55 01:12:01 AM 1 22.44 0.00 1.08 0.02 0.05 76.41 01:13:01 AM all 11.41 0.00 1.12 0.18 0.04 87.25 01:13:01 AM 0 6.90 0.00 0.82 0.05 0.03 92.20 01:13:01 AM 1 15.92 0.00 1.42 0.30 0.05 82.32 01:14:01 AM all 27.04 0.00 2.24 0.83 0.09 69.80 01:14:01 AM 0 14.44 0.00 2.06 1.54 0.07 81.90 01:14:01 AM 1 39.62 0.00 2.42 0.13 0.12 57.71 Average: all 22.68 0.00 2.27 0.91 0.07 74.06 Average: 0 14.83 0.00 1.93 0.94 0.06 82.23 Average: 1 30.51 0.00 2.61 0.89 0.08 65.90